Fix ls.manifest.template

- Add sgx.trusted_files.libpthread
- Remove unnecessary net rules

LibOS/shim/test/native/ls.manifest.template

@@ -15,15 +15,11 @@ fs.mount.bin.type = chroot
 fs.mount.bin.path = /bin
 fs.mount.bin.uri = file:/bin
 
-# allow to bind on port 8000
-net.rules.1 = 127.0.0.1:8000:0.0.0.0:0-65535
-# allow to connect to port 8000
-net.rules.2 = 0.0.0.0:0-65535:127.0.0.1:8000
-
 # sgx-related
 sgx.trusted_files.ld = file:$(LIBCDIR)/ld-linux-x86-64.so.2
 sgx.trusted_files.libc = file:$(LIBCDIR)/libc.so.6
 sgx.trusted_files.libdl = file:$(LIBCDIR)/libdl.so.2
+sgx.trusted_files.libpthread = file:$(LIBCDIR)/libpthread.so.0
 sgx.trusted_files.libselinux = file:/lib/x86_64-linux-gnu/libselinux.so.1
 sgx.trusted_files.libacl = file:/lib/x86_64-linux-gnu/libacl.so.1
 sgx.trusted_files.libpcre = file:/lib/x86_64-linux-gnu/libpcre.so.3